Operation Manual

32
EN
7 Problems and solutions
Problem There is no connection or no connection can be made with the iSense RF
Solution
- Check the green status LED; see paragraph 6.1
Problem There is RF connection but no contact with the boiler (fault message F201 on
iSense RF)
Solution
- Check whether the boiler is on and check the OpenTherm connection.
tabel 03
General problems